3 frittata spaghetti sausage Recipes

unsalted butter, extra virgin olive oil, divided, sweet italian sausage, removed from casings, garlic cloves, finely minced, white mushroom, thinly sliced (or crimini or portobello are good, too), onion, minced, left-over spaghetti , lightly mixed in a little meatless red sauce (or unsauced or any other cooked pasta), sliced prosciutto, chopped, heavy cream, freshly grated parmigiano-reggiano cheese, divided (1/2 cup), salt & freshly ground black pepper, to taste, eggs, lightly beaten, warm pasta sauce (spaghetti or marinara sauce) (optional), shredded fresh basil leaves (optional)

cooked bulk pork sausage, onion, chopped, sliced mushrooms, drained, canola oil, eggs, half-and-half cream, dried basil, salt, shredded part-skim mozzarella cheese, meatless spaghetti sauce, warmed